Duncan LLC
Minneapolis, MN
- UEI
- L1MWULFLEFK1
- CAGE
- 8Z589
- Primary NAICS
- 423840 Industrial Supplies Merchant Wholesalers
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- SAM.gov registration date
- Physical address
- 425 Hoover St NE, Minneapolis, MN 55413, USA
- Website
- duncanco.com
- Founded
- 1909
- Employees
- 51-250
- Estimated annual revenue
- $10M-$50M
- Industry
-
- Industrials
- Capital Goods
- Industrial Conglomerates
- Industrials & Manufacturing
- SIC code
- 50 Wholesale Trade – Durable Goods
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $0 |
| FY2025 | $0 |
| FY2024 | $521,540 |
Contract awards
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| Integration Innovation Inc. | 47QFCA18F0126 | $769,195 | |
| Integration Innovation Inc. | 47QFCA18F0126 | $769,195 |
Latest 2 listed here. See the rest on GovTribe.
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Dezurik Water Controls | Sartell, MN | 332911 Industrial Valve Manufacturing |
| M & M Control Service Inc. | Lake Villa, IL | 423840 Industrial Supplies Merchant Wholesalers |
| Water Technology Resources, Inc. | Bloomington, MN | 332911 Industrial Valve Manufacturing |
| Ashley Valve | Virginia Beach, VA | 332710 Machine Shops |
| CVL Technical Sales Inc. | — | 332911 Industrial Valve Manufacturing |
About the company
Duncan LLC, doing business as Duncan Co, is a for-profit limited liability company based in Minneapolis, Minnesota, that has been registered to conduct federal business since January 2010. The company is a self-certified small disadvantaged business that serves as a prime contractor for the federal government, providing specialized industrial equipment and components to support federal agency operations and infrastructure. Duncan Co specializes in the procurement and delivery of critical control valves and safety equipment used in industrial and institutional applications.
Duncan LLC has secured federal prime contract awards totaling approximately $521,540 in ceiling value across multiple contract vehicles. The company's primary federal work includes the provision of chemical control valves to the Army Test and Evaluation Command under a firm fixed-price purchase order awarded on September 26, 2024, designated as a Total Small Business set-aside and scheduled for completion by March 5, 2025. Additionally, Duncan LLC was awarded a purchase order by the Federal Correctional Institution Sandstone on October 23, 2025, for a vacuum breaker device designed to prevent backflow of contaminated water into potable water supplies serving institutional facilities, inmates, and staff. The company has also functioned as a subcontractor, with a notable subcontracting engagement on November 23, 2021, under Integration Innovation Inc., where Duncan Co provided comprehensive procurement and delivery services for RSH valves, including fabrication, labor, equipment, materials, shipping, and hydrostatic testing of complete valve assemblies with flange ends. This subcontracting experience demonstrates Duncan LLC's technical capabilities in valve manufacturing and quality assurance protocols required for federal compliance.
Quick answers
Is Duncan LLC registered in SAM.gov?
Yes. Duncan LLC's SAM.gov registration is active through October 12, 2027.
What is Duncan LLC's CAGE code?
Duncan LLC's CAGE code is 8Z589, and its Unique Entity ID (UEI) is L1MWULFLEFK1.
How much has Duncan LLC received in federal contracts?
Federal contracts obligated $521,540 to Duncan LLC in fiscal years 2023 through 2027.
What is Duncan LLC's most recent federal award?
Duncan LLC's most recent federal contract award is SST-P3-duncan-DA VAC breaker-OCT 26 the DA vacuum breaker prevents backflow of possibly contaminated (UNTREATED)… (15B41326P00000007), from Federal Correctional Institution Sandstone (BOP), on October 23, 2025.
On GovTribe
See Duncan LLC's full federal record
- Federal contract awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors